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2. Set the machine following the instructions on the screen, and then select Continue to
perform the automatic circuit leak and compliance test. Progress of the automatic circuit
leak and compliance test is displayed on the screen. As shown in the figure below, select
Cancel to cancel the ongoing test.
3. After the test is completed, confirm whether the automatic circuit leak and compliance
test is passed following the instructions on the screen. If not, deal with it following
"Help" on the screen and the following "Note".
NOTE
If the leak test is not passed, check all possible sources of leaks, including bellows,
respiratory system tubes and CO2 absorber canister. Check whether the sources of
leaks are properly connected and their connectors are damaged.
8.3.2 Manual Circuit Leak Test
This test checks if the pneumatic circuit has leakage in manual ventilation mode. The test items
include APL valve, check valve, CO2 absorber canister, patient tube, flow sensor, and flow sensor
connector.
The respiratory system leak test under manual ventilation mode shall be performed following the
steps below:
1. If the system is being powered on, the system automatically initiates a self-test and
enters the Manual Circuit Leak and Compliance Test screen. Or, from the main screen,
select General > Test Leak/Compliance. Select Manual Circuit Leak Test to enter the
Manual Circuit Leak and Compliance Test screen as follows.
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